title: Two cases of lichen planus pigmentosus presenting with a linear pattern.
mesh_terms: D000293:Adolescent; D000328:Adult; D001706:Biopsy; D005260:Female; D006801:Humans; D017495:Hyperpigmentation / Q000175:diagnosis / Q000473:pathology; D008010:Lichen Planus / Q000175:diagnosis* / Q000473:pathology; D012867:Skin / Q000473:pathology